Hickerson series of almost integers: Difference between revisions
Hickerson series of almost integers (view source)
Revision as of 08:21, 10 February 2024
, 3 months agoAdd C# implementation
(→{{header|Wren}}: Replaced existing outdated solutions with one which uses BigDec.) |
(Add C# implementation) |
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16: 5315654681981354.5131 N
17: 130370767029135900.4580 N
</pre>
=={{header|C#}}==
{{trans|Go}}
<syntaxhighlight lang="C#">
using System;
using System.Numerics;
public class Program
{
public static void Main(string[] args)
{
decimal ln2 = 0.6931471805599453094172m;
decimal h = 0.5m / ln2;
BigInteger w = new BigInteger();
decimal f = 0;
for (long i = 1; i <= 17; i++)
{
h = h * i / ln2;
w = (BigInteger)h;
f = h - (decimal)w;
double y = (double)f;
string d = y.ToString("0.000");
Console.WriteLine($"n: {i,2} h: {w}{d.Substring(1)} Nearly integer: {d[2] == '0' || d[2] == '9'}");
}
}
}
</syntaxhighlight>
{{out}}
<pre>
n: 1 h: 1.041 Nearly integer: True
n: 2 h: 3.003 Nearly integer: True
n: 3 h: 12.996 Nearly integer: True
n: 4 h: 74.999 Nearly integer: True
n: 5 h: 541.002 Nearly integer: True
n: 6 h: 4683.001 Nearly integer: True
n: 7 h: 47292.999 Nearly integer: True
n: 8 h: 545834.998 Nearly integer: True
n: 9 h: 7087261.002 Nearly integer: True
n: 10 h: 102247563.005 Nearly integer: True
n: 11 h: 1622632572.998 Nearly integer: True
n: 12 h: 28091567594.982 Nearly integer: True
n: 13 h: 526858348381.001 Nearly integer: True
n: 14 h: 10641342970443.085 Nearly integer: True
n: 15 h: 230283190977853.037 Nearly integer: True
n: 16 h: 5315654681981354.513 Nearly integer: False
n: 17 h: 130370767029135900.458 Nearly integer: False
</pre>
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